CN212129796U - Ground waterproof structure - Google Patents

Abstract

The utility model relates to a ground waterproof construction, it includes building basic unit, building basic unit upper surface is equipped with the waterproof layer, cement screed-coat has been laid to the waterproof layer upper surface, the lower water recess has been seted up to cement screed-coat upper surface, be provided with the drainage hidden pipe in the cement screed-coat perpendicularly, drainage hidden pipe upper end and the interior diapire intercommunication of lower water recess, gap department between drainage hidden pipe lateral wall and the cement screed-coat is equipped with and is used for sealed seal assembly. The utility model discloses a set up seal assembly to this makes the gap between drainage hidden pipe lateral wall and the cement screed-coat filled by seal assembly, has reduced the probability that rivers ooze down from the gap between drainage hidden pipe lateral wall and the cement screed-coat, thereby makes this ground waterproof construction's water-proof effects can strengthen.

Description

Ground waterproof structure

Technical Field

The utility model belongs to the technical field of the waterproof technique of building and specifically relates to a waterproof structure of ground is related to.

Background

The ground waterproof structure is a common structure in the decoration process, and the main function of the ground waterproof structure is to prevent water from leaking to the ground.

The Chinese utility model patent document with the publication number of CN208473213U discloses a ground waterproof structure, which is characterized by comprising a basic waterproof layer, wherein the basic waterproof layer is laid on the ground of a bathroom, the upper part of the basic waterproof layer is provided with a backfill layer, a drainage concealed pipe is vertically arranged in the backfill layer, the upper part of the backfill layer is laid with a cement leveling layer, and the upper surface of the cement leveling layer is obliquely arranged towards the drainage concealed pipe; the utility model provides a ground waterproof construction installs the drainage hidden pipe in the backfill layer to discharge in the drainage hidden pipe of rivers.

However, the above prior art solutions have the following drawbacks: the cement screed-coat near the drainage hidden pipe is after using a period, and the gap between drainage hidden pipe and the cement screed-coat increases easily, and this moment, rivers easily ooze down along the gap between drainage hidden pipe and the cement screed-coat to influence this ground waterproof construction's water-proof effects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a waterproof structure of ground, this waterproof structure of ground has good prevention of seepage water effect not enough to prior art exists.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a waterproof structure of ground, includes building basic unit, building basic unit upper surface is equipped with the waterproof layer, cement screed-coat has been laid to the waterproof layer upper surface, the recess of launching has been seted up to cement screed-coat upper surface, be provided with the drainage hidden pipe in the cement screed-coat perpendicularly, drainage hidden pipe upper end and the interior diapire intercommunication of launching the recess, gap department between drainage hidden pipe lateral wall and the cement screed-coat is equipped with and is used for sealed seal assembly.

Through adopting above-mentioned technical scheme, this ground waterproof construction is in the use, and the rivers of cement screed-coat upper surface flow to in the drainage hidden pipe along lower basin to discharge by the drainage hidden pipe, through setting up seal assembly, so that the gap between drainage hidden pipe lateral wall and the cement screed-coat is filled by seal assembly, has reduced the probability that rivers ooze down from the gap between drainage hidden pipe lateral wall and the cement screed-coat, thereby makes this ground waterproof construction's water-proof effects can strengthen.

The present invention may be further configured in a preferred embodiment as: sealing component is including seting up holding tank and installing the water-swelling seal ring in the holding tank on the cement screed-coat is close to the position of drainage hidden pipe upper end, the upper end opening of holding tank and the interior diapire intercommunication of launching the recess, the inside wall of water-swelling seal ring is close to its upper end position laminating with the outside arc surface of drainage hidden pipe, the outside arc surface of water-swelling seal ring is laminated with the arc surface of holding tank.

Through adopting above-mentioned technical scheme, water inflation seal ring adopts water inflation rubber to make, has the characteristic of water inflation, after water inflation seal ring water inflation, make the inboard arc surface of water inflation seal ring support tightly with the outside arc surface of drainage hidden tube, and simultaneously, the outside arc surface of water inflation seal ring supports tightly with the arc surface of holding tank, thereby make the gap between drainage hidden tube and the holding tank fully filled up by water inflation seal ring, reduced rivers along the downward probability that flows of drainage hidden tube lateral wall.

The present invention may be further configured in a preferred embodiment as: an annular groove is formed in the position, close to the containing groove, of the cement leveling layer, and the annular groove is communicated with the containing groove.

Through adopting above-mentioned technical scheme, after water inflation is met to water inflation seal ring, meet in water inflation seal ring gets into the annular groove easily and fill up annular groove to this area of contact between water inflation seal ring and the holding tank lateral wall has been increased, thereby has avoided rivers along the condition of permeating down in the gap between water inflation seal ring and the holding tank lateral wall.

The present invention may be further configured in a preferred embodiment as: a waterproof coiled material which is attached and fixed with the inner bottom wall of the drainage groove is arranged in the drainage groove, and a circular through hole communicated with the drainage hidden pipe is formed in the position, close to the upper end of the drainage hidden pipe, of the waterproof coiled material.

Through adopting above-mentioned technical scheme, waterproofing membrane is the waterproof material who uses commonly, sets up waterproofing membrane in the recess that drains to this has played good water-proof effects, has avoided moisture to seep into the condition in the cement screed-coat along the recess that drains, has strengthened this ground waterproof construction's water-proof effects.

The present invention may be further configured in a preferred embodiment as: the concrete leveling layer is characterized in that a mounting groove is formed in the position, close to an upper end opening of the lower water groove, of the upper surface of the cement leveling layer, the inner bottom wall of the mounting groove is communicated with the upper end opening of the lower water groove, and a filter plate is arranged in the mounting groove.

Through adopting above-mentioned technical scheme, set up the filter in the mounting groove to this rivers that get into in the lower water groove have played good filtering action, have avoided the debris of great volume to get into in the lower water groove and make the condition that the drainage hidden pipe takes place to block up.

The present invention may be further configured in a preferred embodiment as: the bottom surface of the filter plate is fixedly provided with a supporting plate and a limiting plate, the bottom surface of the supporting plate is abutted against the inner bottom wall of the lower water groove, and the lower end of the limiting plate extends into the drainage hidden pipe.

By adopting the technical scheme, the supporting plate is arranged, so that a good supporting effect is achieved, and the bearing capacity of the filtering plate is enhanced; the lower end of the limiting plate extends into the drainage concealed pipe, the drainage concealed pipe has a good limiting effect on the limiting plate, the possibility of position deviation of the filter plate is reduced, and the condition that sundries with large volume enter the drainage groove due to the position deviation of the filter plate is avoided.

The present invention may be further configured in a preferred embodiment as: a stepped groove is formed in the position, close to the inner side wall, of the upper surface of the drainage concealed pipe, and a filter screen is arranged in the stepped groove.

By adopting the technical scheme, the filter screen is arranged in the stepped groove of the drainage concealed pipe, so that small-volume sundries entering the drainage concealed pipe can be well filtered, and the probability of blockage of the drainage concealed pipe is further reduced.

The present invention may be further configured in a preferred embodiment as: the filter screen is provided with a lifting rod, and two ends of the lifting rod are rotatably connected with the side wall of the filter screen.

Through adopting above-mentioned technical scheme, through setting up the lifting rod to this the user of being convenient for opens the filter, holds the lifting rod afterwards and takes off the filter screen, so that the user regularly clears up the debris in the filter screen.

To sum up, the utility model discloses a following at least one useful technological effect:

the utility model has the advantages that the sealing component is arranged, so that the gap between the outer side wall of the drainage hidden pipe and the cement leveling layer is filled by the sealing component, the probability of water flow seeping downwards from the gap between the outer side wall of the drainage hidden pipe and the cement leveling layer is reduced, and the waterproof effect of the ground waterproof structure is enhanced;

in the utility model, the water-swelling water stop ring is made of water-swelling rubber and has the characteristic of water swelling, after the water-swelling water stop ring swells in water, the inner arc surface of the water-swelling water stop ring is tightly abutted to the outer arc surface of the drainage concealed pipe, and simultaneously, the outer arc surface of the water-swelling water stop ring is tightly abutted to the arc surface of the holding tank, so that the gap between the drainage concealed pipe and the holding tank is fully filled with the water-swelling water stop ring, and the probability that water flows downwards along the outer side wall of the drainage concealed pipe is reduced;

the utility model discloses in, waterproofing membrane is the waterproof nature material commonly used, sets up waterproofing membrane in the recess that drains to this has played good water-proof effects, has avoided moisture to ooze to the intraformational condition of cement leveling down along the recess that drains, has strengthened this ground waterproof construction's water-proof effects.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Reference numerals: 1. building a base course; 11. a waterproof layer; 2. a cement leveling layer; 21. a water draining groove; 211. waterproof coiled materials; 2111. a circular through hole; 22. an annular groove; 23. mounting grooves; 3. a drainage concealed pipe; 31. a stepped groove; 4. a seal assembly; 41. accommodating grooves; 42. a water stop ring expanding when encountering water; 5. a filter plate; 51. a support plate; 52. a limiting plate; 6. a filter screen; 61. a frame; 611. lifting a pull rod; 62. a filter screen plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a ground waterproof structure, including building basic unit 1, building basic unit 1 is made by the precast concrete board, and is equipped with waterproof layer 11 on building basic unit 1. Waterproof layer 11 is formed by waterproof coating evenly coating on building basic unit 1 upper surface, through setting up waterproof layer 11 to this has played good waterproof effect, has avoided moisture to ooze to the indoor condition of downstairs resident family along building basic unit 1.

Referring to fig. 1, waterproof layer 11 upper surface is equipped with cement screed-coat 2, and cement screed-coat 2 is formed by cement mortar paving, and cement screed-coat 2 sclerosis back has higher intensity and hardness, for reinforcing decorative effect and waterproof performance, the user can lay the ceramic tile at cement screed-coat 2 upper surface. Referring to fig. 2, a lower water groove 21 is formed in the upper surface of the cement leveling layer 2, the cross section of the lower water groove 21 is circular, the inner side surface of the lower water groove 21 is an arc-shaped curved surface, and the inner bottom surface of the lower water groove 21 is a plane, so that water flows into the lower water groove 21 from the upper surface of the cement leveling layer 2.

Referring to fig. 2, a waterproof roll 211 is disposed in the drainage groove 21, the waterproof roll 211 is uniformly laid along the inner arc-shaped surface of the drainage groove 21 and the inner bottom surface of the drainage groove 21, the bottom surface of the waterproof roll 211 is attached and fixed to the inner bottom wall of the drainage groove 21, and as shown in fig. 3, a circular through hole 2111 is formed in the waterproof roll 211. The cross section of the circular through hole 2111 is circular, the axis of the circular through hole is coincident with the axis of the drainage concealed pipe 3, and the lower end opening of the circular through hole 2111 is communicated with the upper end of the drainage concealed pipe 3. Waterproofing membrane 211 has good waterproof performance, through setting up waterproofing membrane 211 to this makes rivers easily flow along waterproofing membrane 211's upper surface after getting into down in the water recess 21, and discharges through drainage concealed conduit 3, has avoided the rivers along the condition that cement screed-layer 2 oozes down, thereby makes this ground waterproof construction's waterproof performance can strengthen.

Referring to fig. 2, a drainage concealed pipe 3 is embedded in the cement leveling layer 2, the drainage concealed pipe 3 is a vertically arranged circular tubular structure, and an upper end opening of the drainage concealed pipe 3 is communicated with an inner bottom wall of the drainage groove 21, so that water in the drainage groove 21 is drained along the drainage concealed pipe 3. Referring to fig. 3, a sealing assembly 4 is arranged at a gap between the outer side wall of the drainage concealed pipe 3 and the cement leveling layer 2, and the sealing assembly 4 comprises a holding tank 41 and a water-swelling water stop ring 42. The holding tank 41 is opened in the cement screed-layer 2 and is close to the position of drainage concealed pipe 3 upper end, and its cross section is circular, and the axis of holding tank 41 and the axis coincidence of drainage concealed pipe 3, and the upper end opening of holding tank 41 and the interior diapire intercommunication of launching groove 21. The cross section of water-swelling seal ring 42 is circular, the axis of the water-swelling seal ring is coincident with the axis of drainage concealed pipe 3, the inner arc surface of water-swelling seal ring 42 is attached to the outer arc surface of drainage concealed pipe 3, the outer arc surface of water-swelling seal ring 42 is attached to the arc surface of holding tank 41, and water-swelling seal ring 42 is made of water-swelling material and has the characteristic of water absorption swelling. When a small amount of rivers flow in gap department between waterproofing membrane 211 and the 3 lateral walls of drainage hidden pipe, and when with the contact of water inflation seal ring 42, water inflation seal ring 42 absorbs water the inflation, so that the inboard arc surface of water inflation seal ring 42 supports tightly with 3 lateral walls of drainage hidden pipe, the outside arc surface of water inflation seal ring 42 supports tightly with the arc surface of holding tank 41, thereby make the gap between holding tank 41 and the drainage hidden pipe 3 fully filled up by water inflation seal ring 42, the probability that rivers ooze from gap department between 3 lateral walls of drainage hidden pipe and cement screed-coat 2 has been reduced.

Referring to fig. 3, annular groove 22 has been seted up on cement screed-coat 2 is close to the position of holding tank 41, annular groove 22's cross section is semi-circular, annular groove 22's axis and the axis coincidence of drainage concealed pipe 3, after water inflation seal ring 42 absorbs water the inflation, water inflation seal ring 42 easily enters into annular groove 22 and supports tightly with it, thereby increased the area of contact between the outside arc surface of water inflation seal ring 42 and the arc surface of holding tank 41, the probability that rivers ooze down along the gap between the outside arc surface of water inflation seal ring 42 and the arc surface of holding tank 41 has further been reduced, make this ground waterproof construction's waterproof performance obtain further reinforcing.

Referring to fig. 2, a mounting groove 23 is further formed in the upper surface of the cement leveling layer 2, the mounting groove 23 is formed in a position, close to an upper end opening of the lower water groove 21, of the upper surface of the cement leveling layer 2, the cross section of the mounting groove 23 is circular, the axis of the mounting groove 23 coincides with the axis of the drainage concealed pipe 3, and the inner bottom wall of the mounting groove 23 is communicated with the upper end opening of the lower water groove 21. The filter plate 5 is arranged in the mounting groove 23, so that water flow entering the drainage groove 21 is well filtered, sundries with large volume are prevented from entering the drainage groove 21 and blocking the drainage concealed pipe 3, and normal use of the ground waterproof structure is guaranteed.

Referring to fig. 2, the bottom surface of the filter plate 5 is provided with a support plate 51 and a limit plate 52, the upper surface of the support plate 51 is fixed to the ground of the filter plate 5, the bottom surface of the support plate 51 is abutted to the inner bottom wall of the lower water groove 21, and the support plate 51 is arranged to support the filter plate 5 well, so that the bearing capacity of the filter plate 5 is enhanced. The limiting plates 52 are plate-shaped structures with arc-shaped cross sections, the upper surfaces of the limiting plates 52 are fixed with the bottom surfaces of the filtering plates 5, the lower ends of the limiting plates 52 extend into the drainage concealed pipe 3, the number of the limiting plates 52 is two, and the two limiting plates 52 are symmetrically arranged about the axis of the drainage concealed pipe 3, so that a good limiting effect is achieved, the probability of deviation of the positions of the filtering plates 5 is reduced, and the filtering plates 5 can be kept in a good filtering effect.

Referring to fig. 3, a stepped groove 31 is formed in the upper surface of the drainage concealed pipe 3, the stepped groove 31 is formed in the position, close to the inner side wall of the drainage concealed pipe 3, of the upper end surface of the drainage concealed pipe 3, a filter screen 6 is arranged in the stepped groove 31, and the filter screen 6 comprises a frame 61 and a filter screen plate 62. The frame 61 has a circular ring-shaped structure, the axis of the frame is coincident with the axis of the drainage concealed pipe 3, the longitudinal section of the frame 61 is L-shaped, and the bottom surface of the horizontal part of the frame 61 is attached to the inner bottom wall of the stepped groove 31. The cross section of the screen plate 62 is circular, the axis of the screen plate is coincident with the axis of the drainage hidden pipe 3, and the arc surface of the screen plate 62 is fixed with the position of the inner arc surface of the frame 61 close to the bottom of the frame. When water flow enters the interior of the drainage concealed pipe 3 along the upper end thereof, the filter screen plate 62 has a good filtering effect on sundries with smaller volume, so that the possibility of blockage of the drainage concealed pipe 3 is further reduced, the probability of overflow of the water flow along the upper end thereof due to blockage of the drainage concealed pipe 3 is reduced, and the condition that the waterproof property of the ground waterproof structure is affected due to overflow of the water flow along the drainage concealed pipe 3 is further avoided.

Referring to fig. 3, the filter screen 6 is provided with a lifting rod 611, both ends of the lifting rod 611 are rotatably connected with the inner side wall of the frame 61, the lifting rod 611 extends in an arc shape, the extending direction of the lifting rod 611 is parallel to the extending direction of the inner side wall of the frame 61, and the lifting rod 611 is provided, so that a user can conveniently hold the lifting rod 611 and take down the filter screen 6, thereby regularly cleaning the impurities on the filter screen plate 62, and ensuring the normal drainage work of the drainage concealed pipe 3.

The implementation principle of the embodiment is as follows: through setting up seal assembly 4 to this makes the gap between 3 lateral walls of drainage hidden pipe and the cement screed-coat 2 filled by seal assembly 4, has reduced the probability that rivers ooze down from the gap between 3 lateral walls of drainage hidden pipe and the cement screed-coat 2, thereby makes this ground waterproof construction's water-proof effects can strengthen.

In this scheme, gap department between 3 lateral walls of waterproofing membrane 211 and drainage hidden pipes flows in when a small amount of rivers, and when contacting with water inflation seal ring 42, water inflation seal ring 42 absorbs water and expands, so that the inboard arc surface of water inflation seal ring 42 supports tightly with 3 lateral walls of drainage hidden pipes, the outside arc surface of water inflation seal ring 42 supports tightly with the arc surface of holding tank 41, thereby make the gap between holding tank 41 and the drainage hidden pipes 3 fully filled up by water inflation seal ring 42, the probability that rivers ooze from the gap department between 3 lateral walls of drainage hidden pipes and cement screed-coat 2 has been reduced.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a ground waterproof construction, includes building basic unit (1), building basic unit (1) upper surface is equipped with waterproof layer (11), cement screed-coat (2) have been laid to waterproof layer (11) upper surface, lower water recess (21) have been seted up to cement screed-coat (2) upper surface, the perpendicular drainage hidden pipe (3) that is provided with in cement screed-coat (2), the interior diapire intercommunication of drainage hidden pipe (3) upper end and lower water recess (21), its characterized in that: and a sealing assembly (4) for sealing is arranged at a gap between the outer side wall of the drainage concealed pipe (3) and the cement leveling layer (2).

2. A floor flashing structure as defined in claim 1, wherein: sealing component (4) are close to holding tank (41) on the position of drainage hidden pipe (3) upper end and install water inflation seal ring (42) in holding tank (41) including seting up in cement screed-coat (2), the upper end opening of holding tank (41) and the interior diapire intercommunication of launching recess (21), the inside wall of water inflation seal ring (42) is close to its upper end position laminating with the outside arc surface of drainage hidden pipe (3), the outside arc surface of water inflation seal ring (42) and the arc surface laminating of holding tank (41).

3. A floor flashing structure as defined in claim 2, wherein: the cement leveling layer (2) is close to the position of the accommodating groove (41) and is provided with an annular groove (22), and the annular groove (22) is communicated with the accommodating groove (41).

4. A floor flashing structure as defined in claim 2, wherein: the drainage hidden pipe is characterized in that a waterproof coiled material (211) which is attached and fixed to the inner bottom wall of the drainage groove (21) is arranged in the drainage groove, and a circular through hole (2111) communicated with the drainage hidden pipe (3) is formed in the position, close to the upper end of the drainage hidden pipe (3), of the waterproof coiled material (211).

5. A floor flashing structure as defined in claim 1, wherein: the concrete leveling layer (2) upper surface is close to and has seted up mounting groove (23) on launching groove (21) upper end open-ended position, the inner diapire of mounting groove (23) and the upper end opening intercommunication of launching groove (21), just be equipped with filter (5) in mounting groove (23).

6. A floor flashing structure as claimed in claim 5, wherein: the bottom surface of the filter plate (5) is fixedly provided with a supporting plate (51) and a limiting plate (52), the bottom surface of the supporting plate (51) is abutted against the inner bottom wall of the drainage groove (21), and the lower end of the limiting plate (52) extends into the drainage concealed pipe (3).

7. A floor flashing structure as claimed in claim 5, wherein: the drainage hidden pipe is characterized in that a step groove (31) is formed in the position, close to the inner side wall, of the upper surface of the drainage hidden pipe (3), and a filter screen (6) is arranged in the step groove (31).

8. A floor flashing structure as defined in claim 7, wherein: the filter screen (6) is provided with a lifting rod (611), and two ends of the lifting rod (611) are rotatably connected with the side wall of the filter screen (6).

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